BLI

BLI may refer to:

Biology

 * Bio-layer interferometry, a real-time technique to study biomolecular interactions
 * Bioluminescence imaging, a technology that allows for the noninvasive study of small laboratory animals

Organizations

 * Bible Lessons International, an American Bible study ministry
 * BirdLife International, the international conservation organization working to protect the world's birds and their habitats

Other

 * Bellingham International Airport, a public airport located three miles (5 km) northwest of Bellingham, Whatcom County, Washington
 * OECD Better Life Index, an interactive tool that allows people to compare countries' performances according to their own preferences
 * WBLI, an American radio station in Patchogue, New York
 * BackLog Item, an item in the backlog in Scrum (software development)